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/*
* (c) Copyright 1990, Kim Fabricius Storm. All rights reserved.
* Copyright (c) 1996-2003 Michael T Pins. All rights reserved.
*
* Interface for decoding article headers.
*/
#ifndef _NN_NEWS_H
#define _NN_NEWS_H 1
struct news_header {
int ng_flag; /* flags: */
#define N_DIGEST 1 /* article is part of a digest */
#define N_MODERATED 2 /* group is moderated */
off_t ng_fpos; /* position of article text */
off_t ng_lpos; /* last text offset */
/* header lines: */
char *ng_from; /* from */
char *ng_name; /* senders name */
char *ng_subj; /* subject */
char *ng_groups; /* newsgroups */
char *ng_path; /* path */
char *ng_reply; /* reply-to */
char *ng_ident; /* message id */
char *ng_follow; /* followup to */
char *ng_ref; /* references */
char *ng_keyw; /* keywords */
char *ng_dist; /* distibution */
char *ng_org; /* organization */
char *ng_appr; /* approved */
char *ng_summ; /* summary */
char *ng_control; /* control */
char *ng_sender; /* sender */
char *ng_xref; /* xref */
char *ng_date; /* date */
char *ng_rdate; /* date-received (News 3) */
char *ng_bref; /* back-references (News 3) */
char *ng_origr; /* originator */
char *ng_xlines; /* lines (from header) */
int ng_lines; /* lines (decoded) */
char *ng_comment; /* comment-to (rfmail) */
} news;
/*
* digest article subheader
*/
struct digest_header {
off_t dg_hpos; /* position of article header */
off_t dg_fpos; /* position of article text */
off_t dg_lpos; /* last text position */
/* header lines: */
char *dg_date; /* date */
char *dg_from; /* from */
char *dg_subj; /* subject */
char *dg_to; /* to */
int dg_lines; /* lines (pseudo field) */
} digest;
#define NEWS_HEADER_BUFFER 4096
typedef char news_header_buffer[NEWS_HEADER_BUFFER];
char *parse_header(FILE *, char **(*) (), int, news_header_buffer);
int is_header_line(char *);
FILE *open_news_article(article_header *, int, news_header_buffer, news_header_buffer);
/* modes */
#define FILL_NEWS_HEADER 0x0001 /* parse first header -> buffer1 */
#define FILL_DIGEST_HEADER 0x0002 /* parse second header -> buffer[12] */
#define GET_ALL_FIELDS 0x0010 /* get all fields (otherwise only */
/* name, subj, groups, lines */
#define GET_DATE_ONLY 0x0020 /* get Date field */
#define FILL_OFFSETS 0x0080 /* fill ng_[hfl]pos */
#define DIGEST_CHECK 0x0100 /* set N_DIGEST if "digest" in subj */
/* only valid with FILL_NEWS_HEADER */
#define LAZY_BODY 0x0200 /* nntp: get body only for digests */
#define SKIP_HEADER 0x1000 /* position after (sub) header */
#endif /* _NN_NEWS_H */
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